Home / 170,780.52-256,146.95-93,867.66

Finding the Fourth Proportional to 170,780.52, 256,146.95 and 93,867.66

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Solution

The fourth proportional to 170,780.52, 256,146.95 and 93,867.66 is: 140,788.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,780.52 : 256,146.95 = 93,867.66 : x
  2. Step 2: Convert to fraction form
    170,780.52/256,146.95 = 93,867.66/x
  3. Step 3: Cross multiply
    170,780.52x = 256,146.95 × 93,867.66
  4. Step 4: Simplify right side
    170,780.52x = 24,043,915,643.27
  5. Step 5: Solve for x
    x = 24,043,915,643.27/170,780.52
  6. Step 6: Final answer
    x = 140,788.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.